Question

limitation of Newlands'law of octaves

Answer 1

Answer:

The major limitations of Newlands' law of octaves were : (i) It was applicable to only lighter elements having atomic masses upto 40 u, i.e., upto calcium. After calcium, the first and the eighth element did not have similar properties.

Answer 2

Answer:

The drawbacks of Newland's law of octaves are as follows:

1)There was no proper place for hydrogen.

2)Transition elements were not considered for octaves.

3)The observation made by Newland does not hold well for those elements which lying beyond Ca. After Calcium,every eighth element did not possess properties similar to that of the first.

4)The elements that were discovered later could not be fitted into the law of octaves.

5)After the discovery of Nobel gases,it became difficult to fit them in Newland's periodic table.

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